UL 1481 BULLETIN-2017
UL Standard for Safety Power Supplies for Fire-Protective Signaling Systems

Standard No.

UL 1481 BULLETIN-2017

Release Date

2017

Published By

Underwriters Laboratories (UL)

Latest

UL 1481 BULLETIN-2017

UL 1481 BULLETIN-2017 history

• 2017 UL 1481 BULLETIN-2017 UL Standard for Safety Power Supplies for Fire-Protective Signaling Systems
• 2008 UL 1481 BULLETIN-2008 UL Standard for Safety Power Supplies for Fire-Protective Signaling Systems
• 2006 UL 1481-2006 UL Standard for Safety Power Supplies for Fire-Protective Signaling Systems (Fifth Edition)
• 1999 UL 1481-1999 UL Standard for Safety Power Supplies for Fire-Protective Signaling Systems (Fourth Edition)
• 1994 UL 1481-1994 UL Standard for Safety Power Supplies for Fire Protective Signaling Systems (Third Edition; Reprint with Revisions Through and Including March 08@ 1996)